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Related Party Transactions (Details Textual)	12 Months Ended
	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($) Offices	Dec. 31, 2017 USD ($)
Related Party Transactions (Textual)
Number of offices | Offices		4
Director [Member]
Related Party Transactions (Textual)
Monthly payments of land lease by Company	$ 8,256
Property management services expense for Bank		$ 21,000	$ 38,000
Property development and advisory fees	600,000
Payment for employment recruiting services		38,000
Directors Affiliates and Executive Officers [Member]
Related Party Transactions (Textual)
Deposits by related parties	$ 2,500,000	$ 2,700,000

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Number of offices.

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- Definition

Property development and advisory fees.

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- Definition

The amount of expense derived from property management services.

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- Definition

The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.2(a),(d))
-URI http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227

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- Definition

Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41499-112717

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- Definition

Amount of deposits held by the entity for a related party (entity, shareholder, employee).

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(k))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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